void UpdatePositions()
{
OrderExecutionSourceStub stub = _stub;
FXCMConnectionManager manager = Manager;
if (stub == null || manager == null)
{
return;
}
List <AccountInfo> accounts = stub.Accounts;
if (accounts.Count == 1)
{// Update all positions on the account.
// When a position is not returned, it means no position on that symbol.
List <PositionInfo> positionsInfosList = manager.GetPositions();
Dictionary <string, PositionInfo> inputPositionsInfos = new Dictionary <string, PositionInfo>();
lock (this)
{
foreach (PositionInfo info in positionsInfosList)
{
inputPositionsInfos.Add(info.Symbol.Name, info);
// Update history with latest input.
_positionsInfos[info.Symbol.Name] = info;
}
positionsInfosList.Clear();
// Check if any positions were not reported (meaning they have 0 value on them).
foreach (PositionInfo info in GeneralHelper.EnumerableToList <PositionInfo>(_positionsInfos.Values))
{
if (inputPositionsInfos.ContainsKey(info.Symbol.Name) == false &&
(info.Volume.HasValue == false || info.Volume != 0))
{// 0 position, update.
PositionInfo updatedInfo = info;
updatedInfo.Volume = 0;
_positionsInfos[updatedInfo.Symbol.Name] = updatedInfo;
positionsInfosList.Add(updatedInfo);
}
else
{
positionsInfosList.Add(info);
}
}
}
stub.UpdatePositionsInfo(accounts[0], positionsInfosList.ToArray());
}
else
{
SystemMonitor.OperationError("Failed to establish account for positions update.");
}
}
